From e75e603c1a5d1b56b6297d2cbc1f32e6bf7b2b15 Mon Sep 17 00:00:00 2001
From: "Ronald S. Bultje" <rsbultje@gmail.com>
Date: Sat, 21 Mar 2009 19:18:07 +0000
Subject: Move "- 12" statement up a bit. See "[PATCH] rmdec.c: prevent
 zero-length packets" thread.

Originally committed as revision 18117 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/rmdec.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

(limited to 'libavformat/rmdec.c')

diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c
index 5d82701..deccd3b 100644
--- a/libavformat/rmdec.c
+++ b/libavformat/rmdec.c
@@ -536,16 +536,13 @@ static int sync(AVFormatContext *s, int64_t *timestamp, int *flags, int *stream_
 
             if(state > (unsigned)0xFFFF || state < 12)
                 continue;
-            len=state;
+            len=state - 12;
             state= 0xFFFFFFFF;
 
             num = get_be16(pb);
             *timestamp = get_be32(pb);
             res= get_byte(pb); /* reserved */
             *flags = get_byte(pb); /* flags */
-
-
-            len -= 12;
         }
         for(i=0;i<s->nb_streams;i++) {
             st = s->streams[i];
-- 
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